必修四语文重点诗句,高一英语外研版必修四第四单元cultural corner
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解决时间 2021-04-08 12:03
- 提问者网友：箛茗
- 2021-04-08 01:37
必修四语文重点诗句,高一英语外研版必修四第四单元cultural corner
最佳答案
- 五星知识达人网友：执傲
- 2021-04-08 02:43
高一英语外研版必修四第四单元cultural corner原文及翻译:
Rockets
Todayrockets are very advanced machines which we can use to send astronauts intospace. They are also used in firework displays to celebrate great events, suchas the end of the Olympic Games or the beginning of the new millennium inthe year 2000.
Rocketswere probably invented by accident about 2,000 years ago. The Chinese had aform of gunpowderwhich was put in bamboo tubes and thrown into fires to make explosions duringfestivals. Perhaps some of the tubes jumped out of the fireinstead of exploding in it. The Chinese discovered that the gas escaping fromthe tube could lift it into the air. The idea of the rocket wasborn.
Thefirst military use of rockets was in 1232. The Song Dynasty was at war with theMongols. During the battle of Kaifeng, the Song army shot arrows offlying fire.The tubes were attached to a long stick which helped keep the rocketmoving in a straightdirection. Soon the Mongols learned how to make rockets themselves and it ispossible that they introduced them to Europe. Between the 13th and 15thcenturies there were many rocketexperiments in England, France and Italy. They were used for military purposes.One Italian scientist even invented a rocketwhich could travel over the surface ofwater and hit an enemy ship.
But not everybody wanted to use rocketsin battles. Wan Hu, a Chinese government official, invented a flying chair. Heattached two big kites to the chair, and 47 rockets to the ......余下全文>>
Rockets
Todayrockets are very advanced machines which we can use to send astronauts intospace. They are also used in firework displays to celebrate great events, suchas the end of the Olympic Games or the beginning of the new millennium inthe year 2000.
Rocketswere probably invented by accident about 2,000 years ago. The Chinese had aform of gunpowderwhich was put in bamboo tubes and thrown into fires to make explosions duringfestivals. Perhaps some of the tubes jumped out of the fireinstead of exploding in it. The Chinese discovered that the gas escaping fromthe tube could lift it into the air. The idea of the rocket wasborn.
Thefirst military use of rockets was in 1232. The Song Dynasty was at war with theMongols. During the battle of Kaifeng, the Song army shot arrows offlying fire.The tubes were attached to a long stick which helped keep the rocketmoving in a straightdirection. Soon the Mongols learned how to make rockets themselves and it ispossible that they introduced them to Europe. Between the 13th and 15thcenturies there were many rocketexperiments in England, France and Italy. They were used for military purposes.One Italian scientist even invented a rocketwhich could travel over the surface ofwater and hit an enemy ship.
But not everybody wanted to use rocketsin battles. Wan Hu, a Chinese government official, invented a flying chair. Heattached two big kites to the chair, and 47 rockets to the ......余下全文>>
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